Cake tin base



FIG. 1 is a top perspective view of a cake tin base;

FIG. 2 is a bottom perspective view of FIG. 1;

FIG. 3 is a bottom view of FIG. 1;

FIG. 4 is a left/right view of FIG. 1;

FIG. 5 is a front/back view of FIG. 1; and,

FIG. 6 is a top view of FIG. 1. 

CLAIM The ornamental design for a cake tin base, as shown and described. 